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rectangle function in c

Declaration: void rectangle(int left, int top, int right, int bottom);

rectangle function is used to draw a rectangle. Coordinates of left top and right bottom corner are required to draw the rectangle. left specifies the X-coordinate of top left corner, top specifies the Y-coordinate of top left corner, right specifies the X-coordinate of right bottom corner, bottom specifies the Y-coordinate of right bottom corner. The code given below draws a rectangle.

C programming code for rectangle

#include<graphics.h>
#include<conio.h>

main()
{
   int gd = DETECT, gm;

   initgraph(&gd, &gm, "C:\\TC\\BGI");

   rectangle(100,100,200,200);

   getch();
   closegraph();
   return 0;
}